Home / 3,716.28-5,125.64-2,372.30

Finding the Fourth Proportional to 3,716.28, 5,125.64 and 2,372.30

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Solution

The fourth proportional to 3,716.28, 5,125.64 and 2,372.30 is: 3,271.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.28 : 5,125.64 = 2,372.30 : x
  2. Step 2: Convert to fraction form
    3,716.28/5,125.64 = 2,372.30/x
  3. Step 3: Cross multiply
    3,716.28x = 5,125.64 × 2,372.30
  4. Step 4: Simplify right side
    3,716.28x = 12,159,518.28
  5. Step 5: Solve for x
    x = 12,159,518.28/3,716.28
  6. Step 6: Final answer
    x = 3,271.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.